If you're traveling southeast on Hwy 217 ...
Take the 72nd Avenue exit, and turn right at the first signal. Go straight through the second signal, staying in the left lane on the overpass. Go straight through the third signal, taking the right lane, and turn right onto Hampton at the fourth signal. (The four signals are close together: total distance from the first signal to Hampton is about 2.5 city blocks.)
If you're traveling south on I-5 ...
Take exit 292 to Hwy 217/Lake Oswego, and turn right at the signal. Stay in the right lane, which becomes the 72nd Avenue exit. Turn right onto 72nd, taking the right lane, and at the signal less than 1/2 block later, turn right onto Hampton.
If you're traveling north on I-5 ...
Take exit 292B to Kruse Way/72nd Ave, and turn right at the signal. Stay in the right lane, which becomes the 72nd Avenue exit. Turn right onto 72nd, taking the right lane, and at the signal less than 1/2 block later, turn right onto Hampton.
ONCE YOU'RE ON HAMPTON, Turn right into the second driveway and go straight. You will pass a long office building on the right, and we are in the second building on the right. The ONPA office (Suite 111) is the only door visible from the driveway.
The ONPA office as it will appear as you approach it.